Hertz wave detector
Lead peroxide detector
National tubular detector complete
Ansell firedamp detector (patented 1865)
Lyman-alpha ray detector as carried in satellite Ariel
Linesman's detector
1893
Treonic Fistula Monitor for Dialysis Patients
1965-1970
Apparatus for simulating Martian atmospheric pressure, made by James Lovelock
1960-1969
Non-radioactive electron capture detector designed by James Lovelock
circa 1980s
Bell fitter's detector by G.E.C.
1916
Magnetic detector, used by Professor Ernest Wilson, 1897
1897
Multi-faceted directional illuminated detector
1955-1975
LKB Uvicord III detector unit and control unit model 2089
1975-1985
Position-sensitive detector with pressure container
Marconi magnetic detector
Scintillation detector, c. 1960-1975
1960-1975